If you're passionate about IT and electronics, like being up to date on technology and don't miss even the slightest details, buy Headphones Poly 8D3F5AA#ABB Black at an unbeatable price.The Poly Savi 8220 UC headsets represent an advanced solution for professionals who need a combination of comfort, quality, and versatility in office and call center environments. This model combines wireless connectivity via DECT 1880-1900 MHz technology, known for its extended range and stability, with wired connections through USB-A to ensure maximum compatibility and flexible use according to user needs. Equipped with Bluetooth 4.2, they allow easy and modern pairing with additional devices supporting this technology. Their ultra-portable, lightweight design, weighing approximately 160 grams, in black color and made of durable plastic, ensures comfort during long shifts while preventing fatigue. They incorporate an effective active noise cancellation system that efficiently suppresses ambient noise and focuses attention on calls, improving clarity even in noisy or multi-speaker environments. The headset’s frequency response, ranging from 20 to 20,000 Hz, guarantees faithful and clear voice reproduction, essential for professional communications. These headsets are certified for integration with Microsoft Teams, facilitating use on collaborative platforms and ensuring compatibility with corporate software. Plug-and-play functionality via USB enhances accessibility and quick setup without additional drivers, optimizing the user experience. The set offers dual usage modes, both wireless and wired, adapting to different work scenarios and user preferences, and its integrated microphone system enables clear, professional communication. In summary, the Poly Savi 8220 UC are professional wireless headsets with microphone that integrate advanced technology to boost productivity and communication quality in corporate settings, combining ergonomics, multiple connectivity options, and optimized acoustic capabilities. Type: Headphones Earpiece Wireless Headphones with Headband Headphones with Microphone Colour: Black Characteristics: Built-in battery Noise reduction Omnidirectional microphone 32 Ohm Connections: USB Connectivity: Bluetooth Wireless Bluetooth 4.2 Battery capacity: 700 mAh Frequency: 20 - 20000 Hz Approx. autonomy: 13 hours Recommended use: Oficina/Centro de llamadas Material: Plastic Type of headphones: External circumaural Sound intensity: 112 dB Approx. charging time: 3 hours Battery: Yes Recommended age: Adults Headphones: Binaural Battery type: Litio Ion Rechargeable lithium battery